US and Iranian officials have made "significant progress" in high-stakes nuclear talks in Geneva, Oman's foreign minister has said, but the chances of a deal that could avert a war remain unclear. Badr Albusaidi, who was mediating, said the two sides planned to resume negotiations "soon" after consultations in their capitals, and technical-level discussions would take place next week in Vienna. Iran's Foreign Minister Abbas Araghchi, who led his country's delegation, said "good progress" had